Cynosurus

Both species are introduced from Europe and are rarely established locally in disturbed places.

1. Inflorescence elongate, more than 4 times as long as broad; awns less than 2 mm long; ligules 0.5–2.5 mm long

C. cristatus

1. Inflorescence ± ovoid, less than 4 times as long as broad (excluding awns); awns (at least the longest) 1 cm or more long; ligules 2.5–5 mm long

C. echinatus